529.Which initialization parameter in an ASM instance specifies the disk groups to be automatically
mounted at instance startup?
A. ASM_DISKMOUNT
B. ASM_DISKGROUP
C. ASM_DISKSTRING
D. ASM_MOUNTGROUP
Answer: B
答案解析：
The ASM_DISKGROUPS initialization parameter specifies a list of the names of disk groups that an Oracle ASM instance mounts at
startup.
官方参考：http://docs.oracle.com/cd/E11882_01/server.112/e18951/asminst.htm#OSTMG10141